V=1/2a*c*h this is to solve the volume of a prism
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38. The nearest whole number to 38.49 is 38 because at .5 you begin rounding up to the nearest whole number.
X=number of pounds
y=cost of pound .
x+y=cost
A of trapezium = ((a+b)/2)(h)
A = ((10+10+4)/2)(8)
A = (24/2)(8)
A = 12(8)
A = 94
The area is 94ft²